{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xe4fe293b56cf0939ff9afd298f778f16e99e55c1b7538e757fbce79aa31d8efe",
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}